Order of wavelength of absorbed radiation for the below given complexes is, (a) [Co(NH3)6]3+​ ​ (b) — AITS & Test Series Chemistry Question

Question

Order of wavelength of absorbed radiation for the below given complexes is, (a) [Co(NH3)6]3+​ ​ (b) [Co(NH3)5H2O]3+ (c) [CoF6]3-​ ​ ​ (d) [Co(CN6]3- A) d > a > c > b B) d > a > b > c C) d < a < b < c D) d < a < c < b